Intrinsically Safe Pressure and Temperature Transducer
Contents
1. SNIMVG TOHINOO YSONASNVUYL SYNLVeAdWAL FYNSSAYd MO T1395vMS ege ur paS SJejeurered jdeouoo Aqua yum anp SI ue 0 uonoeuuoo 10 ejeudoudde SJejeure jeg d 9u09 Apuq yum Ajddns Jewod snyesedde pejeioosse fuv L eiqe ui persil SJejeujejed 1d o9uoo Wu yum saoiAep SI 01 uonoeuuoo 10 ejeudoudde r1 5 Xew xeuiA SJejeujejed 1d o9uoo ua yum Jeljonuoo uoneoiunuiuoo sniejeddy pejeroossv 10 SI Auy NOILdIHOS3G J0129uuO J9e3npsueJ QN5 Jomed 94nssad 9S4njejeduia lI suieJ8eirq SuUIM pIa 8 eunsse1g IPuBIS 0 0 Vi A82 6 emmieduie rubs Iv J9MOd 4 9 A ud TeubiS TOPON weJ8eiq uonel exsuj uld Aq si 1 uue1ed Ayu Z lqe1 S91F0000 NOQ x Ol NOG aa AINGSHOS 1100 A XLd ova NOSES T T z 9 Z 8 Fig 3 PTX V 0011 SCHEDULE continued Owad Installation Mounting A PTX with 1 4 in or 6 mm Swagelok tube fitting process end connections should be installed in the system according to Swagelok Tube Fitting Instructions for 1 in 25 mm and smaller fittings MS 12 01 Mounting holes are provided on the bottom of the PTX body See below for dimension information A PTX with a 1 5 in Swagelok MPC modular surface mount should be installed in the system according to the surface mount assembly instructions in the MPC Series Modular Platform Components Assembly and Service Instructions MS 12 39 Dimensions in inches millimeters a2. A voltage higher than 28 V dc is outside the product s safety rating Using a voltage outside the safety rating could result in an explosion Interface Cable Cable Length In non hazardous locations cable length is limited by the voltage drop for the power supply and the added noise on the pressure and temperature signal lines It is recommended that transducer cables not exceed 100 ft 30 4 m in length in order to minimize these effects Hazardous Location Cable Length The wire length between intrinsically safe equipment and associated apparatuses is determined by the interaction of the device entity parameters as described in the following table The parameter symbols and subscripts are defined in ATEX standards EN 60079 0 and EN 60079 11 Parameter Intrinsically Safe Must Be Associated Apparatus Equipment ex power source Voltage Vmax or Ui Voc or V or Ug Current Imax or i lsc or l or lo Power Prax or Pj Po Capacitance Ci Ccable C or Co Inductance La or Lj The cable between the two devices has a capacitance and inductance that must be added to that of the intrinsically safe equipment parameter Once the entity parameters of the devices are known the maximum cable length can be calculated Where available the manufacturer s specification for the cable s capacitance and inductance can be used When the cable capacitance and inductance per foot are not known the following value
3. NOTICE Statements that indicate a hazardous situation which if not avoided could result in damage to the equipment or other property A Safety alert symbol indicating a potential personal injury hazard Warning Safety alert symbol indictating a potential danger to life or of serious injuries due to catapulting parts Owad Safety Instructions For proper and safe operation Swagelok intrinsically safe PTX series transducers must be installed operated and serviced according to applicable local regulations and these instructions Otherwise serious personal injuries damage or both can occur Except for adjusting the length of the wires the electrical connection provided on the transducer must be used as originally supplied and not bypassed Only qualified persons should work on these instruments PPP z 3 Do not exceed the overpressure rating gt Before servicing any installed pressure transducer you must m disconnect power m depressurize system m purge the transducer Residual material may be left in the transducer and system Introduction The Swagelok Intrinsically Safe Pressure and Temperature Transducer PTX is an industrial pressure and temperature transducer for monitoring fluid pressure and temperature in automated fluid systems using a MEMS pressure sensing technology The PTX provides two analog outputs to monitor fluid pressure and temperature in automated fluid systems Each PTX communicates di
4. Wiring Diagram The cables for the intrinsically safe PTX should be wired in accordance with Article 504 of the National Electrical Code ANSI NFPA 70 The connector for the PTX is a standard male DB 9 The cable will be a socket DB 9 with the pinout as described below GND Power Input Pressure Output Temperature Output Fig 5 Wiring Diagram Owad Instriniscally Safe PTX User s Manual 11 It is recommended the parameter measurement wires have their own connection to ground A cable with three shielded twisted pair is optimal to achieve this as shown in Figure 6 This will ensure that the voltage drop which occurs with the flow of the operating current across the cable does not distort the temperature and pressure measurements V Pin 3 Pressure Pin 6 Temperature lh x x x Pin 9 Temperature Pin 7 Fig 6 Parameter Measurement Wire Setup 1 Install the PTX into your system see Mounting 2 Connect the interface cable to the PTX and the network device Owad Maintenance Additional assembly hardware for the MPC surface mount is available Refer to Modular Platform Components MPC MS 02 185 for ordering information There are no field maintainable parts within the intrinsically safe PTX Contact your authorized Swagelok representative for assistance NOTICE Removal of the PTX enclosure screws will void the product warranty damage the Ingress Protection rating and negate the intrinsically safe hazardous locat
5. A paroidde eui u uA uiejs s e se uomeulquioo ui peururexe jeoyioeds jou snyesedde pejeroosse yum snjejedde ayes Aj eorsuiur jo uonoeuuooJejur S wo e 1deouo Anus eu L SJojeure1eg Aug S9 Y0000NDQ NOLLdIHOS3G NOG Aaa SNOISIA33 l 4 t v Fig 3 PTX V 0011 SCHEDULE Owawdd 7 Instriniscally Safe PTX User s Manual L l t4 l l l l 9 l L l 8 A an Aer WW m ANVdWOO IO HOVMS WO NOISSIWaidd LNOHLIM maj TINGSHOS LOO AXLd oa 3lvQ A8 NdV XO3HO Ba mv sd SaalaWITIW OLDAN S3HONI a NM wa G3801Ov3nNVW 38 LON AVW ANY SNOILVONddY ONIGN3d 8O GNV SINaLvd JO 1Oarans mE JW Peniesey AUN AOA rin 3H138 AVW INI d SIHL NO OL Q33213433 SLYVd JHL AOTZOVMS HLIM SS3NISNE ANOA ANON JO 3ONVASHLYN NI 1d3OX3 ISOdYNd ANY 3OJ GISN YO S33HIO OL GISOTOSIC O3ldO2 38 ais 3 Q Xe NNI aiva A8 NAV3Q 3x AVW I ONINS3ONOO NOIIVWOJNI ANY XON 14O 18d ANY SON INI3d SIHL JIHAN INIid Zj0Z ONIMVHC 310d3H2S IVAOHddV G3IIO3dS JSIMYSHLO SSFINN SIHL WO G3NIVISO NOILWWYOSNI ONINIVINOO SIN3WII2OG ANY HIM ONO IS3nO33 aus aui SNOISN3WIG HSIION3 NO 3ONV23HTOL NO Q3NaIn a 38 LSNW II ANVdWOO XO 139 VMS 3O AliiadOsd 3AISMIOX 3HI SI LNId SIHL JAN3IN LHVd3G 39NVTETdWOO SoMOT39VMS Ag d3AOHddV ANY Q3NalA 38 38 LSNW LNSANNOOT SIHL OL SGV S39NVHO ANY ONINHVM NOILVOIJIO3dS uole23o1 snopjezeH uolye907 snopiezeH uoN 9 od m meg 49 043U0D uoneoiunuJulo
6. IEC 60068 2 6 2007 W 10 to 150 Hz at 2 04 g W 10 sweeps at 0 5 Octave min Shock Tested to IEC 6068 2 27 1987 E 50 g 11 msec E 3 positive and 3 negative pulses each axis Entity Parameters Note Before installing the PTX in a hazardous location review the control drawing on page 6 See Control Drawing PTX V 0011 SCHEDULE This will help ensure all electrical connections to and from the PTX comply with safety requirements For an electronic copy of this manual see www swagelok com Owad anual Ic nsically Safe PTX User s M i ba o Control Drawing L l t4 l l v l E l 9 l L l 8 F A7 QN L Le 1or WW x ANVdWOO 3O13OV MS WOX NOISSIW2Bd LNOHLIM n d InQ3HOS 1100 X1d s ma 3lvd A8 dV O3HO NE eaguawriw eei HONI ay SROISNANIE G3801Ov3nNVW 38 LON AVW ANY SNOILVONdd ONIGN3d XO QNY SIN31Vd JO 1Oar ns YEIN IW pensa Stupid V AUOT AAA Ere XXX 3H1 38 AVW INI3d SIHL NO OL G3333433 SLAVd JHL 3XO13OVMS HLIM SS3NISNE ANOA ANON JO 3ONVASHLYN NI 14303 JSOdYNd ANY 3OJ GISN YO SYBHIO OL GISOTOSIG O3ldO2 38 avos Q Yo FORA ava Ag NMVAQ E xx AVW LI SNINN3ONOO NOLYWNOJNI ANY XON 11 4O Lavd ANY XON INI3d SIHL SI3HIIIN INIid ZJOL ONIMVHG 31na3 os Tv AOHddV C3HIO34S 3SIM3IBHIO SSFINN SIL WO Q3NIVI8O NOILVW3OJNI ONINIVINOO SLN3WNDOG ANY HIM SNO Tv 1530038 5 SNOISN3WIG HSITON3 NO 3DNV331O1 NO G3N amp NISY 38 1S0W Ll ANVdWOO XOT 89 VMS 3O ALYIdONd 3AISITTOX3 3HL
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8. e Measurement Measurement Range 23 to 158 F 5 to 70 C Accuracy including Repeatability Hysteresis Nonlinearity 9 F 5 C absolute accuracy Pressure Full scale Range 0 to 50 psig 0 to 3 4 bar 0 to 250 psig 0 to 17 2 bar 0 to 500 psig 0 to 34 4 bar Pressure Measurement Accuracy including Repeatability Hysteresis Nonlinearity 2 96 of full scale pressure of measurement Overrange Pressure 2 x full scale Burst Pressure 5 x full scale Output Reading to Voltage Conversion Temperature 40 F 40 C 0 5 V dc 158 F 70 C 4 5 V dc Pressure 0 psig 0 5 V dc full scale 4 5 V dc Miscellaneous Data with MPC process connections with 1 4 in and 6 mm Swagelok tube fitting end connections 0 83 Ib 375 g 1 27 Ib 576 g Certifications E ANSI NFPA Class I Division 1 Groups A B C D Temperature Class T4 W UL 913 Edition 8 UL 60079 0 Edition 6 UL 60079 11 Edition 6 E cUL CSA C22 2 NO 157 92 Edition 3 E ATEX Standards EN 60079 0 EN 60079 11 EN 60079 26 E IEC IEC 60079 0 Edition 6 IEC 60079 11 Edition 6 IEC 60079 26 Edition 2 Ingress Protection IP64 Electromagnetic Compatibility EN 61326 1 2006 W RF Emissions EN 55011 E ESD Immunity EN 61000 4 2 W RF Immunity EN 61000 4 3 W EFT Immunity EN61000 4 4 E Conducted Immunity EN 61000 4 6 Vibration Tested to
9. ion rating of the PTX Troubleshooting Problem Possible Cause Remedy Power LED Off No power applied to the device Connect power Normal operation No action needed Sensor LED If the Power LED is also OFF indicates no power applied to the device Connect power If the Power LED is on indicates sensor element failure Replace PTX unit Normal operation No action needed General Output signal unchanged after Mechanical overload through overpressure Replace PTX unit change in pressure Signal value too small Diaphragm is damaged e g through impact Replace PTX unit Signal value dropping off too smalll Abrasive aggressive media corrosion of diaphragm pressure connector transmission fluid missing a Shield the transducer and the cables Remove the Electromagnetic interference source in the vicinity interference source Ensure temperatures within range of the transducer see Specifications Replace PTX unit Signal value erratic Working temperature too high too low Signal value incorrect Ensure temperatures within range of the transducer Working temperature too high too low see Specifications Cable break Check connections and cable No output signal Incorrect wiring or supply voltage Check wiring and supply voltage Contact your authorized Swagelok representative for additional assistance Warranty Information Swagelok pr
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11. oducts are backed by The Swagelok Limited Lifetime Warranty For a copy visit swagelok com or contact your authorized Swagelok representative Each product catalog and user manual Swagelok ICM TM Swagelok Company is up to date at the time of printing UL cUL TM UL LLC subsequent revisions to individual product 2015 Swagelok Company catalogs and user manuals will be posted Printed in U S A to www swagelok com and will supersede January 2015 RO the printed version MS 13 229
12. re for reference only and subject to change NOTICE Removal of the PTX enclosure screws will void the product warranty damage the Ingress Protection rating and negate the intrinsically safe hazardous location rating of the PTX Analog input connector male DB9 Analog input connector male DB9 1 49 37 8 PTX Enclosure Screw 2 other is opposite one shown also on MPC modular surface mount product Top 1 625 41 3 dia 0 59 Four tapped gt 15 0 Four mounting holes mounting 10 32 UNF 2C holos Hole depth et 6 3 0 25 6 4 min 1 50 0 43 10 9 max 88 2 l lle J ee 2 54 0 25 88 2 64 5 Bottom 0 64 Front Bottom Front MPC Modular Surface Mount Swagelok Tube Fitting End Connections Fig 4 Product Dimensions Owad Power Supply The instrinsically safe PTX can be used with any power supply capable of providing between 9 and 28 V dc and 50 mA per PTX in use Supplying less than 9 V dc to the transducer will result in inaccurate measurements NOTICE Supplying more than 28 V dc can result in damage to the transducer Hazardous Location Power Supply When used in hazardous locations a properly rated power supply must be used The intrinsically safe PTX can be powered by any power supply identified as an intrinsically safe associated apparatus with output parameters of V x 28 V dc and lco 1 A sc 7 A WARNING
13. rectly with the Swagelok Intrinsically Safe Intelligent Control Module ICM unit through one of the analog input connection ports on the ICM Each PTX can also interface with traditional automation equipment with suitable analog inputs such as Programmable Logic Controller PLC Distributed Control System DCS or Supervisory Control and Data Acquisition SCADA system The PTX is available with a 1 5 in Swagelok Modular Platform Component MPC surface mount in accordance with ANSI ISA 76 00 02 or with 1 4 in or 6 mm Swagelok tube fitting end connections It is UL9 and ATEX certified for use in hazardous areas Owad 4 I nstrinsically Safe PTX User s Manual Product Information Network Connector Plug Power LED Sensor LED PTX Enclosure Screw 2 other is opposite one shown Fig 1 PTX with MPC Modular Surface Mount Front View Owad Mounting holes Network Connector Plug Power LED Sensor LED PTX Enclosure Screw 2 other is opposite one shown Fig 2 PTX with Swagelok Tube Fitting End Connections Specifications Power Voltage 9 to 28 V dc 24 V dc nominal Current 20 mA do at 24 V dc Temperature environment Operating Ambient Minimum 23 F 5 C Maximum 158 F 70 C Media Minimum 23 F 5 C Maximum 158 F 70 C Storage Minimum 40 F 40 C Maximum 158 F 70 C Temperature Measurement Temperatur
14. s must be used Ccable 60 pF ft L cable 0 2 uH ft The ATEX standards define additional safety factor rules that can apply when determining the maximum cable length These do not apply in this case because the PTX has a capacitance C and inductance Li of zero Owad Example Here is an example of using these parameters to determine the cable length 1 Construct the entity parameter table for the known values Intrinsically Safe Equipment Associated Apparatus Swagelok PTX Power Supply od CA j gt k amp o je gt O LF Ceabie 0 5 HF O uH Lope The entity parameters Pmax and P can be ignored if the voltage and current parameters are compatible 2 Calculate the maximum allowable cable capacitance and inductance Ccable max 0 5 HF 0 pF 0 5 uF Lcable max 8 HH 0 H 8 uH 3 Calculate the maximum cable lengths using the maximum allowable capacitance and inductance Length related to maximum capacitance Ccapie max Ccable length 0 5 HF 60 pF ft 8 333 ft 2 539 m Length related to maximum inductance Leable max Lcable ength 8 HH 0 2 pH ft 40 ft 12 1 m The entity parameters will vary from one piece of apparatus to the next so the calculation must be done for each piece of apparatus in use Cable Bend Radius The cable bend radius will vary according to the cable manufacturer s recommendations A bend radius of 6 to 10 times the diameter of the cable is typical
15. www swagelok com Intrinsically Safe Pressure and Temperature Transducers PTX Series User s Manual This manual contains important information for the safe and effective operation of the Swagelok Intrinsically Safe Pressure and Temperature Transducers PTX series Users must read and understand its contents before operating the transducer Coo Contents Safety e ono RR Rom E SUR S s aa h w s m amp ee 2 Introduction 3 2 9x o ox axo ss sas sus ee sas s a 3 Product Information i s sas sas s sa 4 Specifications 22 2820 84 ek eo eee U Q USU D ee 5 Control Drawing 2 22022 ee eee ee 6 Installation s ooo omo ees oy ko sas Row ss 8 Mounting lle ss 8 PowerSupply s s sor RA 9 Interface Cable llle 9 Set p 2 SA Ea a hua 8 ed eee eee ee ER Ze a lt a 11 Maintenance lt oc acesas w h w w as a w a w 8 m s w s w W 11 Troubleshooting lt e cs 26 lt 3 w ww w w S w wU mmo 0 w Q 12 Safety Safety Summary Read the entire safety information section and User s Manual before using this product Failure to do so can result in serious injury or death Signal Words and Safety Alert Symbols Used in this Manual WARNING Statements that indicate a hazardous situation which if not avoided could result in death or serious injury CAUTION Statements that indicate a hazardous situation which if not avoided could result in minor or moderate injury
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